private void loadFromXmlFile(string filename)
{
XmlDocument xmlDoc = new XmlDocument();
xmlDoc.Load(filename);
TileSet tileSet = new TileSet();
tileSet.loadTileSetFromXmlDoc(xmlDoc);
currentTileList.Clear();
foreach(Tile tile in tileSet.tiles)
{
currentTileList.Add(tile);
}
clearSelected();
updateSelectedStuff(-2);
refreshTileSetLayout();
}